IL7 stimulates the proliferation of lymphoid progenitors. Mice without IL7 cease producing B lymphocyte after 7 weeks of age [ 11602642]. Declines with age in IL7 production have been associated with thymic atrophy [ 11772533]. Although IL7 could play a role age-related changes, such as ageing of the immune system, its role in human ageing is unknown.

References

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